Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA644P-15AT.
CAD Models
Download Microchip ATMEGA644P-15AT symbol, footprint, and 3D STEP models from our trusted partners.
| source | eCAD | mCAD | FILES |
|---|---|---|---|
 EE Concierge | SymbolFootprint | ||
 Ultra Librarian | SymbolFootprint | Download |
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 9.3
$ 10.35
$ 10.35
Stock
184,496
164,921
164,921
Authorized Distributors
1
1
1
Case/Package
TQFP
TQFP
TQFP
Number of Pins
44
44
44
Core Architecture
AVR
AVR
AVR
Data Bus Width
8 b
8 b
8 b
Max Frequency
16 MHz
20 MHz
20 MHz
Number of I/Os
32
32
32
Interface
2-Wire, I2C, SPI, UART, USART
2-Wire, I2C, SPI, UART, USART
2-Wire, I2C, SPI, UART, USART
Memory Type
FLASH
FLASH
FLASH
Memory Size
64 kB
64 kB
64 kB
Min Supply Voltage
2.7 V
4.5 V
4.5 V
Max Supply Voltage
5.5 V
5.5 V
5.5 V
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Brown-out Detect/Reset, POR, PWM, WDT
Brown-out Detect/Reset, POR, PWM, WDT
Descriptions
Descriptions of Microchip ATMEGA644P-15AT provided by its distributors.
Microcontroller 8-Bit AVR RISC 64KB Flash 44-Pin TQFP
8-BIT FLASH 20 MHz RISC MICROCONTROLLER PQFP44
MCU AVR 64K FLASH 15MHZ 44TQFP
2.7V~5.5V 16MHz 4KB FLASH 64KB Brown-out Detect/Reset,POR,PWM,WDT inside 32 2.7V 5.5V 16MHz I2C，SPI，UART，USART 2 x 8 8bit AVR TQFP-44 SMD mount，glue mount 10mm*10mm*1.05mm
Manufacturer Aliases
Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageTQFP
Number of Pins44
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency16 MHz
Interface2-Wire, I2C, SPI, UART, USART
Max Frequency16 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of I/Os32
Number of Programmable I/O32
Number of Timers/Counters3
Oscillator TypeInternal
PackagingTape & Reel (TR)
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4 kB
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA644P-15AT.